<template>
	<header class="header">
		<svg style="position: absolute; width: 0; height: 0; overflow: hidden;" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
			<defs>
				<symbol id="icon-arrow-short" viewBox="0 0 25 32">
					<title>arrow-short</title>
					<path class="path1" d="M24.487 18.922l-1.948-1.948-8.904 8.904v-25.878h-2.783v25.878l-8.904-8.904-1.948 1.948 12.243 12.243z"></path>
				</symbol>
				<symbol id="icon-status-ok" viewBox="0 0 32 32">
					<title>status-ok</title>
					<path class="path1" d="M22.361 10.903l-9.71 9.063-2.998-2.998c-0.208-0.209-0.546-0.209-0.754 0s-0.208 0.546 0 0.754l3.363 3.363c0.104 0.104 0.241 0.156 0.377 0.156 0.131 0 0.261-0.048 0.364-0.143l10.087-9.414c0.215-0.201 0.227-0.539 0.026-0.754s-0.539-0.226-0.754-0.026z"></path>
					<path class="path2" d="M16 30.933c-8.234 0-14.933-6.699-14.933-14.933s6.699-14.933 14.933-14.933c8.234 0 14.933 6.699 14.933 14.933s-6.699 14.933-14.933 14.933zM16 0c-8.822 0-16 7.178-16 16 0 8.823 7.178 16 16 16s16-7.177 16-16c0-8.822-7.178-16-16-16z"></path>
				</symbol>
				<symbol id="icon-cart" viewBox="0 0 38 32">
					<title>cart</title>
					<path class="path1" d="M37.759 0h-4.133c-0.733 0.004-1.337 0.549-1.434 1.255l-0.546 4.342c-0.081 0.484-0.496 0.849-0.997 0.849-0.005 0-0.009-0-0.014-0h-27.604c-0.003 0-0.007-0-0.011-0-1.674 0-3.031 1.357-3.031 3.031 0 0.34 0.056 0.666 0.159 0.971l2.52 8.062c0.385 1.194 1.486 2.043 2.785 2.043 0.126 0 0.25-0.008 0.372-0.023l22.983 0.002c0.515 0.131 0.626 0.768 0.626 1.283 0.005 0.044 0.009 0.095 0.009 0.146 0 0.501-0.294 0.933-0.718 1.134l-22.439 0.003c-0.354 0-0.642 0.287-0.642 0.642s0.287 0.642 0.642 0.642h22.745l0.131-0.071c0.919-0.392 1.551-1.287 1.551-2.33 0-0.058-0.002-0.116-0.006-0.173 0.021-0.108 0.033-0.24 0.033-0.376 0-1.072-0.732-1.973-1.724-2.23l-23.357-0.004c-0.063 0.008-0.135 0.013-0.209 0.013-0.719 0-1.332-0.455-1.566-1.093l-2.53-8.095c-0.048-0.154-0.076-0.332-0.076-0.515 0-0.973 0.782-1.764 1.752-1.778h27.657c1.159-0.004 2.112-0.883 2.232-2.011l0.547-4.345c0.010-0.083 0.078-0.147 0.161-0.152l4.133-0c0.354 0 0.642-0.287 0.642-0.642s-0.287-0.642-0.642-0.642z"></path>
					<path class="path2" d="M31.323 9.69c-0.022-0.003-0.048-0.004-0.074-0.004-0.328 0-0.598 0.248-0.633 0.567l-0.809 7.268c-0.003 0.022-0.004 0.048-0.004 0.074 0 0.328 0.248 0.598 0.567 0.633l0.074 0c0.001 0 0.003 0 0.004 0 0.327 0 0.596-0.246 0.632-0.563l0.809-7.268c0.003-0.022 0.004-0.048 0.004-0.074 0-0.328-0.248-0.598-0.567-0.633z"></path>
					<path class="path3" d="M27.514 25.594c-1.769 0-3.203 1.434-3.203 3.203s1.434 3.203 3.203 3.203c1.769 0 3.203-1.434 3.203-3.203s-1.434-3.203-3.203-3.203zM27.514 30.717c-1.060 0-1.92-0.86-1.92-1.92s0.86-1.92 1.92-1.92c1.060 0 1.92 0.86 1.92 1.92s-0.86 1.92-1.92 1.92z"></path>
					<path class="path4" d="M9.599 25.594c-1.769 0-3.203 1.434-3.203 3.203s1.434 3.203 3.203 3.203c1.769 0 3.203-1.434 3.203-3.203s-1.434-3.203-3.203-3.203zM9.599 30.717c-1.060 0-1.92-0.86-1.92-1.92s0.86-1.92 1.92-1.92c1.060 0 1.92 0.86 1.92 1.92s-0.86 1.92-1.92 1.92z"></path>
				</symbol>
			</defs>
		</svg>
		<div class="navbar">
			<div class="navbar-left-container">
				<a href="/"> <img class="navbar-brand-logo" src="/static/logo.png"> </a>
			</div>
			<div class="navbar-right-container" style="display: flex;">
				<div class="navbar-menu-container"> <span class="navbar-link" v-show="nickName">{{nickName}}</span>
					<a href="javascript:void(0)" class="navbar-link" v-show="!nickName" @click="loginModalFlag=true">Login</a>
					<a href="javascript:void(0)" v-show="nickName" @click="logOut" class="navbar-link">Logout</a>
					<div class="navbar-cart-container"> <span class="navbar-cart-count" v-if="cartCount>0">{{cartCount}}</span>
						<router-link class="navbar-link navbar-cart-link" to="/cart">
							<svg class="navbar-cart-logo">
								<use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#icon-cart"></use>
							</svg>
						</router-link>
					</div>
				</div>
			</div>
		</div>
		<modal> </modal>
		<div class="md-modal modal-msg md-modal-transition" :class="{'md-show':loginModalFlag}">
			<div class="md-modal-inner">
				<div class="md-top">
					<div class="md-title">Login in</div> <button class="md-close" @click="loginModalFlag=false">Close</button> </div>
				<div class="md-content">
					<div class="confirm-tips">
						<div class="error-wrap"> <span class="error error-show" v-show="errorTip">用户名或者密码错误</span> </div>
						<ul>
							<li class="regi_form_input"> <i class="icon IconPeople"></i> <input type="text" tabindex="1" name="loginname" v-model="userName" class="regi_login_input regi_login_input_left" placeholder="User Name" data-type="loginname"> </li>
							<li class="regi_form_input noMargin"> <i class="icon IconPwd"></i> <input type="password" tabindex="2" name="password" v-model="userPwd" class="regi_login_input regi_login_input_left login-input-no input_text" placeholder="Password" @keyup.enter="login"> </li>
						</ul>
					</div>
					<div class="login-wrap">
						<a href="javascript:;" class="btn-login" @click="login">登 录</a>
					</div>
				</div>
			</div>
		</div>
		<div class="md-overlay" v-show="loginModalFlag" @click="loginModalFlag=false"></div>
	</header>
</template>
<script>
	import './../assets/css/login.css'
	import Modal from '@/components/Modal'
	import axios from 'axios'
	import { mapState } from 'vuex'
	export default {
		components: {
			Modal
		},
		data() {
			return {
				userName: '',
				userPwd: '',
				errorTip: false,
				loginModalFlag: false,
			}
		},
		computed: {
			//			nickName() {
			//				return this.$store.state.nickName
			//			},
			//			cartCount(){
			//				return this.$store.state.cartCount
			//			}
			...mapState(['nickName', 'cartCount'])
		},
		mounted() {
			this.checkLogin()
		},
		methods: {
			login() {
				//体验优化 假如用户名或密码为空 阻止提交
				if(!this.userName || !this.userPwd) {
					this.errorTip = true
					return
				}
				axios.post('/users/login', {
					userName: this.userName,
					userPwd: this.userPwd
				}).then((response) => {
					let res = response.data
					if(res.status === '0') {
						this.errorTip = false
						this.loginModalFlag = false
						this.nickName = res.result.userName
						this.getCartCount()
					} else {
						this.errorTip = true
					}
				})
			},
			logOut() {
				axios.post('/users/logout').then((response) => {
					let res = response.data
					if(res.status == '0') {
						this.$store.commit('updateUserInfo', '')
						//						this.nickName = ''
					}
				})
			},
			checkLogin() {
				this.getCartCount()
				axios.get('/users/checkLogin').then((response) => {
					let res = response.data
					if(res.status == '0') {
						this.$store.commit('updateUserInfo', res.result)
						//this.nickName = res.result
					}
				})
			},
			getCartCount() {
				axios.get('/users/getCartCount').then((response) => {
					let res = response.data
					if(res.status == '0') {
						this.$store.commit('initCartCount', res.result)
					}
				})
			}
		}
	}
</script>
<style>
	.header {
		width: 100%;
		background-color: white;
		font-family: "moderat", sans-serif;
		font-size: 16px;
	}
	.navbar {
		display: flex;
		justify-content: space-between;
		align-content: center;
		width: 100%;
		height: 70px;
		max-width: 1280px;
		margin: 0 auto;
		padding: 5px 20px 10px 20px;
	}
	.navbar-left-container {
		display: flex;
		justify-content: flex-start;
		align-items: center;
		margin-left: -20px;
	}
	.navbar-brand-logo {
		/*width: 120px;*/
	}
	.header a, .footer a {
		color: #666;
		text-decoration: none;
	}
	a {
		-webkit-transition: color .3s ease-out;
		transition: color .3s ease-out;
	}
	.navbar-right-container {
		display: none;
		justify-content: flex-start;
		align-items: center;
	}
	.navbar-menu-container {
		display: flex;
		justify-content: flex-end;
		align-items: center;
		padding-top: 10px;
	}
	.navbar-link {
		padding-left: 15px;
	}
	.navbar-cart-container {
		position: relative;
	}
	.navbar-cart-count {
		justify-content: center;
		align-items: center;
		position: absolute;
		top: -9px;
		right: -11px;
		width: 20px;
		border-radius: 10px;
		color: white;
		background-color: #eb767d;
		font-size: 16px;
		font-weight: bold;
		text-align: center;
	}
	.navbar-cart-logo {
		width: 25px;
		height: 25px;
		transform: scaleX(-1);
	}
</style>